E.P.A. Addresses Tijuana River Sewage Issue
The Environmental Protection Agency (EPA) entered into a Memorandum of Understanding (MOU) in Mexico City on Thursday, aiming to tackle the Tijuana River Sewage Crisis, which has significant environmental and public health implications for Southern California.
The agreement, initiated by EPA Administrator Lee Zeldin, focuses on addressing long-standing waste pollution from Mexico into the Tijuana River. Zeldin emphasized the importance of this situation—pointing out that it has been a problem for decades affecting the San Diego area. In his remarks, he mentioned that this new MOU seeks to deliver a “100% solution” through a multi-faceted approach that includes investments from Mexico, prompt infrastructure developments, and new resource contracts.
“We didn’t want to come here only for this moment; we aimed to sign this agreement and bring some hopeful news to countless residents in Southern California. The previous administration laid the groundwork for this action,” Zeldin stated. He added that this agreement isn’t just about immediate results but rather reflects a vision for progress into the coming years.
In a comment from Mexico City, Zeldin tweeted about the MOU, declaring it a “permanent and urgent solution” to the Tijuana River Sewage Crisis, which has persisted for decades.
Since October 2023, an alarming 31 billion gallons of untreated sewage and waste have reportedly entered the Tijuana River, eventually contaminating the Pacific Ocean. Numerous beaches in San Diego have faced closures over the years due to this ongoing crisis, with the San Diego Coastkeeper and other organizations raising concerns.
The proposed strategy consists of three key pillars aimed at conclusively resolving the situation. This includes the evaluation of necessary infrastructure improvements in Mexico over a short period and ensuring a dedicated investment of $93 million to manage the crisis effectively.
“The follow-through must be total. It needs to happen quickly and with sincerity,” Zeldin urged. During his visit to San Diego back in April, he toured various sites impacted by this situation, including a Marine Corps recruit depot, which has faced health issues seemingly linked to exposure from the contaminated waste flowing from Mexico.
Expressing his enthusiasm for being in Mexico City, Zeldin remarked on the critical nature of this initiative for the residents of Southern California and the administration he represents.

